发明名称 |
LITHIUM SECONDARY BATTERY OF IMPROVED PERFORMANCE |
摘要 |
Disclosed is a secondary battery comprising a lithium transition metal oxide as a cathode active material, wherein an organic ammonium compound is added to a cathode and/or is coated on a separator. Therefore, the secondary battery according to the present invention can achieve improvements in residual capacity and recovery capacity even after high-temperature storage of the battery, simultaneously with improved power retention of the battery at low and high temperatures. |
申请公布号 |
EP1994585(A4) |
申请公布日期 |
2011.07.20 |
申请号 |
EP20070709099 |
申请日期 |
2007.03.06 |
申请人 |
LG CHEM, LTD. |
发明人 |
HAN, CHANGJOO;KIM, JONGHWAN;KIM, DONG-SU;JEON, HOJIN |
分类号 |
H01M4/131;H01M10/0525;H01M10/36 |
主分类号 |
H01M4/131 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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